Which of the following is considered to be most important, according to the second and third paragraphs.

A．think SAT scores creditable in every aspect.
B．assert the authenticity of SAT scores.
C．show us the reasons why colleges use the SAT.
D．advocate the reliability of SAT scores.

A．to rely on the scores of the Scholastic Aptitude Test.
B．to admit qualified students only to met their goals.
C．to make the best usc of test scores without quotas.
D．to consider relevant factors that support diversity.